NSN 4820-00-397-9527
Part Details | VALVE SEAT
4820-00-397-9527 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
Alternate Parts: 61258P20, 60645P20, 4820-00-397-9527, 00-397-9527, 4820003979527, 003979527
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-397-9527 | 22113 ( SEAT, VALVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN
Cross Reference | NSN 4820-00-397-9527
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 61258P20 | 80254 | TEXTRON LYCOMING INCWILLIAMSPORT PLANT |
| 60645P20 | 80254 | TEXTRON LYCOMING INCWILLIAMSPORT PLANT |
Technical Data | NSN 4820-00-397-9527
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | PLAIN |
| OVERALL HEIGHT | 0.409 INCHES MINIMUM AND 0.414 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 2.117 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.720 INCHES NOMINAL |
| SEATING SURFACE SHAPE | RADIAL |
| SEAT RADIUS | 0.250 INCHES NOMINAL |